.box_width {
    width: 1200px;
    margin: 0 auto;
}

@BJ: linear-gradient(to bottom, #f3f5f8, #fff);
@YY: 6px 6px 18px 0 rgba(55, 99, 170, 6%), -6px -6px 18px 0 rgba(255, 255, 255, 70%);
/*头部区域开始*/
.header{
    .topbar{
        color: #8d8d8d;
        background: #f6f6f6;
        width: 100%;
        height: 35px;
        line-height: 35px;
        font-size: 12px;
        .topbarL{
            float: left;
            a{
              color: #8d8d8d;  
            }
        }
        .topbarR{
            float: right;
        }
    }
    .nav{
        background: #021E81;
        .ul{
            display: flex;
            .li{
                cursor: pointer;
                padding:0 15px;
                height: 50px;
                line-height: 50px;
                a{color: #fff;}
            }
            .liF{
                font-weight: bold;
                background: #414DFE;
            }
            .li:hover{
                font-weight: bold;
                background: #414DFE;
            }
           }
    }
    .banner{
        width: 100%;
        .Img{
            width: 100%;
            display: flex;
            flex-direction: column;
            img{
                width: 100%;
                height: auto;
                margin: 0;
                border: none;
            }
        }
    }
    .Btm{
        border-bottom: 1px solid rgba(222,229,237,33%);
        box-shadow: 0 4px 10px rgba(222,229,237,33%);
        display: grid;
        grid-template-columns:1fr 1fr 1fr 1fr 1fr;
        grid-template-rows:80px;
        .BtmLi{
                display: flex;
                justify-content: center;
                align-items: center;
                i{
                   margin-right: 15px;
                   display: inline-block;
                   width: 38px;
                   height: 33px;
                   background: url(../img/icon/pic.png) no-repeat 0 0;
                }
                &:nth-child(2) i{
                    background-position: -40px 0;
                }  
                &:nth-child(3) i{
                    background-position: -80px 0;
                }  
                &:nth-child(4) i{
                    background-position: -120px 0;
                }  
                &:nth-child(5) i{
                    background-position: -160px 0;
                }  
        }
    }
}
/*头部区域结束*/
/*免费教程区域开始*/
.course{
    overflow: hidden;
    position: relative;
    padding: 70px 0 55px 0;
    box-sizing: border-box;
    background: linear-gradient(to bottom, #fff,#f7f7fa);
    .course_title{
        text-align: center;
        h3{
            font-size: 30px;
            color: #252b3a;
        }
        p{
            display: block;
            font-size: 14px;
            color: #252b3a;
            padding-top: 18px;
            a{
                color: #e9162f;
                span{
                    margin: 0 5px;
                }
            }
        }
    }
    .main{
        position: relative;
        z-index: 99;
        background:@BJ;
        border-radius: 4px;
        box-sizing: border-box;
        margin-top: 32px;
        box-shadow: @YY;
        display: grid;
        grid-template-columns:260px 1fr;
        .main_left{
            padding: 30px;
            box-sizing: border-box;
            border-right: 1px #ebeef2 solid;
            h4{ 
                margin-bottom: 20px;
                font-size: 18px;
                color: #0067e1;
                font-weight: bold;
            }
            .Img{
                width: 100%;
                animation: Course 3s linear infinite;
                @keyframes Course{
                    0%,100%{
                        opacity: 0.7;  
                    }
                    50%{
                        opacity: 1;  
                    }
                }
                img{
                    width: 100%;
                    height: auto;
                    border-radius: 4px;
                }
            }
            p{
                font-size: 14px;
                color: #252b3a;
                line-height: 20px;
                overflow: hidden;
                text-overflow: ellipsis;
                display: -webkit-box;
                -webkit-line-clamp: 2;
                -webkit-box-orient: vertical;
                margin: 9px 0 8px;
                padding: 0 2px 0 6px
            }
            span{
                font-size: 13px;
                display: block;
                width: 96px;
                height: 24px;
                color: #ff4359;
                background: #f5f5f5;
                border-radius: 24px;
                text-align: center;
                line-height: 24px;
                margin-bottom: 13px;
            }
            ul li{
                padding: 5px 0;
                margin-left: 4px;
                font-size: 13px;
                color: #575d6c;
                line-height: 19px;
                overflow: hidden;
                white-space: nowrap;
                text-overflow: ellipsis;
                overflow: hidden;
                word-break: break-all;
            }
            .Btn{
                margin-top: 10px;
                display: flex;
                justify-content: space-between;
                align-items: center;
                font-size: 14px;
                em{ 
                    display: inline-block;
                    font-style: inherit;
                    margin-left: 4px;
                }
                button{
                    padding: 6px 10px;
                    border: none;
                    color: #fff;
                    border-radius: 50px;
                    background: #0067e1;
                }
            }
        }
        .main_right{
            padding: 30px;
            box-sizing: border-box;
            ul{
                display: grid;
                grid-template-columns:1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr;
                grid-template-rows:30px;
                position: relative;
                li{
                    cursor: pointer;
                    text-align: center;
                    font-size: 14px;
                    transition: all 0.8s; 
                    
                }
                li:hover{
                    font-size: 16px;
                    color: #0067e1;
                    font-weight: bold;
                }
                .first{
                    font-size: 16px;
                    color: #0067e1;
                    font-weight: bold;
                }
                .after{
                    position: absolute;
                    left: 0;
                    bottom: 0;
                    width: 110px;
                    height: 2px;
                    background: #0067e1;
                    transition: all 0.5s;
                }
            }
            .main_content{
                margin-top: 20px;
                display: grid;
                grid-template-columns:1fr 1fr 1fr 1fr; 
                grid-gap:10px 24px;
                .box:hover .Mode{
                    opacity: 1;
                }
                .Img{
                    width: 100%;                    
                    overflow: hidden;
                    position: relative;
                    img{
                        width: 100%;
                        height: auto;
                        border-radius: 4px;

                    }
                    .Mode{
                        cursor: pointer;
                        position: absolute;
                        top: 0;
                        left: 0;
                        width: 100%;
                        height: 100%;
                        text-align: center;
                        line-height: 135px;
                        color: #fff;
                        background: rgba(0,0,0,0.6);
                        z-index: 99;
                        opacity: 0;
                    }
                }  
                span{
                    font-size: 12px;
                    color: #98a3b7;
                    padding: 11px 6px ;
                }           
            }
            
        }
    }
    .main_bootom{
        display: grid;
        grid-template-columns:150px 150px 150px 150px;
        grid-template-rows:45px;
        justify-content: space-around;
        padding: 30px 150px;
        box-sizing: border-box;
        .Li{
            line-height: 45px;
            display: inline-block;
            text-align: center;
            border: 2px solid #fff;
            background: @BJ;
            box-shadow: @YY;
            cursor: pointer;
            &:hover{
                color: #0067e1;
            }
        }        
    }
    .ImgR{
        position: absolute;
        right: 0;
        bottom:-10px;
        transform: translateX(40%);
    }
}
/*免费教程区域结束*/
/*需要区域开始*/
.demand {
    padding-top: 35px;
    box-sizing: border-box;
    /*标题区域*/
    .title {
        font-size: 30px;
        color: #252b3a;
        text-align: center;
    }
    /*内容区域*/
    .content {
        
        /*上部内容开始*/
        .content_top {
            .box_width;
            margin-top: 30px;
            display: grid;
            grid-template-columns: 1fr 1fr 1fr 1fr 1fr 1fr 1fr 1fr;
            grid-template-rows: 110px;
            justify-content: center;
            position: relative;
            /*线段移动效果*/
            .Line {
            position: absolute;
            left: 0;
            bottom: 0;
            width: 150px;
            height: 2px;
            background: #45A9FF;
            transition: all 0.5s;
            }
            /*动画*/
            .Ani {
                cursor: pointer;
                text-align: center;
                /*图片*/
                .Img {
                    width: 60px;
                    height: 60px;
                    margin: 0 auto 8px;
                }
                &:hover .Img {
                    /*steps()过渡分段，关键帧*/
                    animation: Img 0.4s steps(23)alternate forwards;
                }
                @keyframes Img {
                    0% {
                        background-position: 0 0;
                    }
                    100% {
                        background-position: 0 100%;
                    }
                }
                &:nth-child(1) .Img {
                    background: url(../img/icon/Ani1.png) no-repeat 0 0;
                    background-size: 100%;
                }
                &:nth-child(2) .Img {
                    background: url(../img/icon/Ani2.png) no-repeat 0 0;
                    background-size: 100%;
                }
                &:nth-child(3) .Img {
                    background: url(../img/icon/Ani3.png) no-repeat 0 0;
                    background-size: 100%;
                }
                &:nth-child(4) .Img {
                    background: url(../img/icon/Ani4.png) no-repeat 0 0;
                    background-size: 100%;
                }
                &:nth-child(5) .Img {
                    background: url(../img/icon/Ani5.png) no-repeat 0 0;
                    background-size: 100%;
                }
                &:nth-child(6) .Img {
                    background: url(../img/icon/Ani6.png) no-repeat 0 0;
                    background-size: 100%;
                }
                &:nth-child(7) .Img {
                    background: url(../img/icon/Ani7.png) no-repeat 0 0;
                    background-size: 100%;
                }
                &:nth-child(8) .Img {
                    background: url(../img/icon/Ani8.png) no-repeat 0 0;
                    background-size: 100%;
                }
                span {
                    font-size: 14px;
                    color: #252b3a;
                }
            }
            /*上部内容结束*/
        }
        /*下部内容开始*/
        .content_bottom {
            padding: 40px 0;
            box-sizing: border-box;
            background: #F3F4F8;
            /*主要内容*/
            .main {
                .box_width;
                display: grid;
                grid-template-columns: 1fr 3fr;
                grid-template-rows: 345px;
                grid-gap: 0 10px;
                /*主要左侧*/
                .main_left {
                    overflow: hidden;
                    position: relative;
                    padding: 32px 0 0 32px;
                    box-sizing: border-box;
                    border-radius: 4px;
                    box-shadow: 6px 6px 18px 0 rgba(55, 99, 170, 6%), -6px -6px 18px 0 rgba(255, 255, 255, 70%);
                    background-image: linear-gradient( -39deg, #f1f2f5, #dde1eb);
                    .top {
                        p {
                            font-weight: bold;
                            font-size: 14px;
                            color: #16181a;
                            margin-top: 5px;
                            span {
                                font-size: 32px;
                                margin-right: 10px;
                            }
                        }
                        .text {
                            font-weight: normal;
                            line-height: 24px;
                            margin-top: 10px;
                        }
                    }
                    .bottom {
                        .Ani_True {
                            animation: Ani_True 2s forwards;
                        }
                        .Ani_False {
                            animation: Ani_False 2s forwards;
                        }
                        img {
                            position: absolute;
                            right: 0px;
                            bottom: 0px;
                        }
                        @keyframes Ani_True {
                            0% {
                                opacity: 0;
                            }
                            100% {
                                opacity: 1;
                            }
                        }
                        @keyframes Ani_False {
                            0% {
                                opacity: 0;
                            }
                            100% {
                                opacity: 1;
                            }
                        }
                        //                     @keyframes Ani_False{
                        //                         0%{
                        //                             transform: rotate(0) scale(1);
                        //                          }
                        //                         50%{
                        //                             transform: rotate(15deg)  scale(1.1);
                        //                             }
                        //                         100%{
                        //                             transform: rotate(0) scale(1);
                        //                             }
                        //                     }
                    }
                }
                /*主要右侧*/
                .main_right {
                    padding: 30px;
                    border-radius: 4px;
                    border: 2px solid #fff;
                    box-sizing: border-box;
                    background: linear-gradient(to bottom, #f3f5f8, #fff);
                    box-shadow: 6px 6px 18px 0 rgba(55, 99, 170, 6%), -6px -6px 18px 0 rgba(255, 255, 255, 70%);
                    /*右侧-上内容*/
                   .top{
                       display: grid;
                       grid-template-columns:1.1fr 1fr;
                       grid-gap:0 10px;
                        .title{
                               display: grid;
                               grid-template-columns:auto auto;
                               justify-content: space-between;
                               font-weight: bold;
                               font-size: 16px;
                               padding-bottom: 20px;
                           }
//                     左侧
                       .top_left{
//                        padding-right: 33px;
//                        box-sizing: border-box;
//                         标题
//                        内容
                           .CTT_L{
                               display: grid;
                               grid-template-columns:1fr 1fr;
                               grid-gap:0 5px;
                               .CTT_li{
                                   a{  
                                       display: block;
                                       font-size: 14px;
                                       text-decoration: none;
                                       color: #041025;
                                       padding: 7px 0;
                                       em{
                                           margin: 0 3.5px;
                                       }
                                       strong{
                                           color: red;
                                           font-weight: normal;
                                       }
                                   }
                               }
                               
                           }
                       }
                       //右侧
                       .top_right{
                           padding-left: 30px;
                           box-sizing: border-box;
//                         内容
                          .CTT_R{
//                            日期
                              .date{
                                  margin: 7px 0;
                                  font-size: 14px;
                                  color: #98A3B7;
                                  .btn{
                                      color: #fff;
                                      border-radius: 4px;
                                      padding: 2px 6px;
                                      background: #45A9FF;
                                      margin-right: 10px;
                                      box-sizing: border-box;
                                  } 
                              }
                              .CTTR_li{
                                  padding: 7px 0;
                                  font-size: 14px;
                                  .CTTR_index{
                                      font-size: 16px;
                                      color: #45A9FF;
                                      font-weight: bold;
                                      margin-right: 6px;
                                  }
                              }
                          }
                       }
                   }
                    /*右侧-下内容*/
                    .bottom {
                        padding: 20px 0;
                        display: grid;
                        grid-template-columns: 1fr 1fr 1fr 1fr;
                        grid-template-rows:54px;
                        grid-gap: 0 20px;
                        text-align: center;
                        .bottom_li {
                            display: grid;
                            grid-template-columns: auto auto;
                            grid-gap: 0 20px;
                            justify-content: center;
                            align-items: center;
                            border-radius: 4px;
                            background: #fff;
                            box-shadow: 6px 6px 18px 0 rgba(55, 99, 170, 10%);
                            span{
                                width: 30px;
                                height: 30px;
                                display: inline-block;
                            }
                        }
                        .bottom_li:hover {
                            cursor: pointer;
                            color: #457cd7;
                            box-shadow: 6px 6px 18px 0 rgba(55, 99, 170, 20%);
                        }
                    }
                }
            }
            /*下部内容结束*/
        }
    }
}
/*需要区域结束*/

/*项目区域开始*/
.project{
    padding: 70px 0 55px;
    box-sizing: border-box;
    /*标题区域*/
    .project_title{
        text-align: center;
        h3{
            font-size: 30px;
            color: #252b3a;
        }
        p{
            display: block;
            font-size: 14px;
            color: #252b3a;
            padding-top: 18px;
            a{  
                color: #e9162f;
                span{
                    margin: 0 5px;
                }
            }
        }
    }
    /*上部区域*/
    .project_top{
        margin: 55px 0 14px;
         display: grid;
         grid-template-columns:1fr 1fr 1fr 1fr 1fr; 
         .li{
            text-align: center;
            p{
                font-size: 26px;
                color: #e9162f;
                font-weight: bold;
                margin-bottom: 10px;
                em{
                    font-size: 16px;
                    font-style: inherit;
                    vertical-align: super;
                }
                i{
                    font-size: 16px;
                    font-style: inherit;
                }
            }
            span{
                font-size: 16px;
                font-style: inherit;
            }
         }
    }
    /*底部区域*/
    .project_bootom{
        display: grid;
        grid-template-columns:4fr 1fr;
        grid-template-rows:300px;
        grid-gap:0 10px;
        background: #FBFCFD;
        /*主要左侧*/
        .main_left{
            display: grid;
            grid-template-columns:1fr 1fr 1fr 1fr;
            grid-gap:0 10px;
            .li{
                border-radius: 4px;
                padding: 26px;
                box-sizing: border-box;
                border: 2px solid #fff;
                box-shadow: 6px 6px 18px 0 rgba(55,99,170,6%), -6px -6px 18px 0 rgba(255,255,255,70%);
                background: linear-gradient(to bottom, #f3f5f8,#fff);
                /*标题*/
               .title{
                   padding: 8px 10px;
                   border-radius: 5px;
                   display: inline-block;
                   color: #45A9FF;
                   font-weight: bold;
                   font-size: 20px;
               }
               .Type{
                   margin-top: 18px;
               }
               .contenr{
                   height: 80px;
                   font-size: 14px;
                   color: #98a3b7;
                   line-height: 20px;
                   /*超出文字显示省略号*/
                   overflow: hidden;
                   text-overflow: ellipsis;
                   display: -webkit-box;
                   -webkit-line-clamp: 4;
                   -webkit-box-orient: vertical;
                   margin: 15px 0 33px;
               }
               button{
                   border-radius: 4px;
                   color: #fff;
                   padding: 8px 10px;
                   border: none;
                   background: #E9162F;
                   font-size: 14px;
               }
            }
        }
        /*主要右侧*/
        .main_right{
//          border: 2px solid #fff;
//          box-shadow: 6px 6px 18px 0 rgba(55,99,170,6%), -6px -6px 18px 0 rgba(255,255,255,70%);
//          background: linear-gradient(to bottom, #f3f5f8,#fff);
           .li{
               height: 30px;
               line-height: 30px;
               padding-left: 20px;
               border-radius: 4px;
               position: relative;
               cursor: pointer;
           }
           .first{
               color: #fff;
               background: #45A9FF;
           }
           .LiHover{
               color: #fff;
               background: #45A9FF;
           }
           .icon{
               margin-top: 10px;
               width: 30px;
               height: 30px;
               padding: 5px;
               border-radius: 50%;
               background: red;
               float: left;
               color: #98a3b7;  
               border: 2px solid #fff;
               box-shadow: 6px 6px 18px 0 rgba(55,99,170,6%), -6px -6px 18px 0 rgba(255,255,255,70%);
               background: linear-gradient(to bottom, #f3f5f8,#fff);
               margin-left: 20px;
               &:hover span{
               cursor: pointer;
               color: #45A9FF;
               box-shadow: 6px 6px 18px 0 rgba(55,99,170,20%), -6px -6px 18px 0 rgba(255,255,255,60%);
           }
           }
           
        }
    }
}
/*项目区域结束*/

/*底部内容结束*/
.footer{
    overflow: hidden;
    margin-top: 50px;
    background: #276DC3;
    .nav{
        display: flex;
        .navLi{  
            cursor: pointer;
            color: #fff;
            display: inline-block;
            height: 95px;
            line-height: 95px;
            font-size: 20px;
            padding: 0 15px;
            box-sizing: border-box;
        }
        .navLiA{
             background: #FF7403;
        }
    }
    .main{
        padding: 20px 0;
        box-sizing: border-box;
        display: grid;
        grid-template-columns:715px 1fr;
        .main_left{
            ul li{
                font-size: 16px;
                text-align: left;
                color: #fff;
                font-weight: 100;
                line-height: 28px;
                span{
                    color: #ff7403;
                    font-size: 26px;
                }
            }
        }
        .main_right{
            padding-left: 20px;
            display: grid;
            grid-template-columns:1fr 1fr 1fr;
            .box{
                text-align: center;
                font-size: 14px;
                color: #fff;
                .img{
                    margin: 0 auto;
                    width: 120px;
                    height: 120px;
                    padding: 3px;
                    box-sizing: border-box;
                    margin-bottom: 20px;
                    background: #fff;
                    img{
                        width: 100%;
                        height: auto;
                    }
                }
            }
        }
    }
}
/*底部内容结束*/

/*服务区域开始*/
.service{
    display: none;
    border-radius: 5px;
    position: fixed;
    bottom: 0;
    right: 0;
    width: 360px;
    overflow: hidden;
    
    /*上区域*/  
    .service_top{
        padding: 5px 10px;
        box-sizing: border-box;
        background: #216EF4;
        display: grid;
        grid-template-columns:1fr auto auto;
        grid-gap:0 10px; 
        align-items: center;
        color: #fff;
        font-size: 16px;
        /*标题*/
        h5{
            font-weight: normal;
        }
        /*图标*/
        span{
            color: #fff;
        }
    }
    /*内容区域*/
    .service_content{
        height: 320px;
        background: #F7F7F7;

    }
    /*下区域*/
   .service_bottom{
       border-top: 1px solid #DDDDDD;
       height: 130px;
       background: #fff;
       .top{
           padding: 0 8px;
           box-sizing: border-box;
           height: 30px;
           line-height: 30px;
           color: #216EF4;
           font-size: 16px;
           span{
               margin-right: 5px;
           }
       }
       form{
           textarea{
            padding: 0px 8px;
            box-sizing: border-box;
            width: 100%;
            height: 70px;
            font-size: 14px;
            color: #999;
            border: none;
            /*取消轮廓*/          
            outline: none; 
            /*禁止拖拉*/                  
            resize:none;
           }
           input{
               padding: 4px 6px;
               border-radius: 5px;
               float: right;
               font-size: 12px;
               color: #fff;
               border: none;
               background: #216EF4;
               margin: 0 8px 8px 0;
           }

       }
   }
}
/*服务区域结束*/

.Nav_R{
    ul{
        position: fixed;
        right: 0;
        top: 50%;
        transform: translateY(-50%);
        z-index: 10000;
        border-radius: 5px 0px 0px 5px;
        overflow: hidden;
        li{
           background: #FFFFFF;
           
            a{
                width: 80px;
                height: 80px;
                text-align: center;
                line-height: 80px;
                font-size: 14px;
                display: block;
                color: #333;
            }  
        }
        li:hover a{
            color: #fff;
                background: #216EF4;
        }
        li:nth-child(1) a{
            color: #fff;
                background: #216EF4;
        }
    }
}
